<html>
<head>
<script type="text/javascript" src="fe.js">
<script type="text/javascript">
function whichElement(e)
{
	var targ
	if (!e)
		var e = window.event
	if (e.target)
		targ = e.target
	else if (e.srcElement) 
		targ = e.srcElement
	if (targ.nodeType == 3) // defeat Safari bug   
		targ = targ.parentNode
	var tname
	tname=targ.tagName
	alert("You clicked on a " + tname + " element.");
}
</script>
</head>

<body onmousedown="whichElement(event)" >

<h2>This is a header</h2>
<p>This is a paragraph</p>
<img border="0" src="image/btn-control.png" alt="Ball" style="-webkit-app-region: drag">

</body>
</html>